- All sections
- C - Chemistrymetallurgy
- C03B - Manufacture or shaping of glass, or of mineral or slag woolsupplementary processes in the manufacture or shaping of glass, or of mineral or slag wool
- C03B 5/16 - Special features of the melting processAuxiliary means specially adapted for glass-melting furnaces
Patent holdings for IPC class C03B 5/16
Total number of patents in this class: 174
10-year publication summary
|
14
|
14
|
9
|
10
|
8
|
6
|
7
|
14
|
14
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 10259 |
32 |
| Nippon Electric Glass Co., Ltd. | 2456 |
23 |
| Asahi Glass Company, Limited | 2786 |
9 |
| Hoya Corporation | 2745 |
6 |
| Johns Manville | 954 |
5 |
| Owens-Brockway Glass Container Inc. | 762 |
5 |
| Caihong Display Devices Co.,Ltd. | 49 |
5 |
| Cnbm Research Institute for Advanced Glass Materials Group Co., Ltd. | 61 |
4 |
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 488 |
3 |
| China Triumph International Engineering Co., Ltd. | 78 |
2 |
| Coolbrook Oy | 68 |
2 |
| The Government of the United States of America, as represented by the Secretary of the Navy | 1299 |
2 |
| OCV Intellectual Capital, LLC | 187 |
2 |
| Plasma Tech Holdings, LLC | 14 |
2 |
| Praxair Technology, Inc. | 1298 |
2 |
| Saint-Gobain Isover | 631 |
2 |
| SCHOTT AG | 1712 |
2 |
| Agc, Inc. | 4839 |
2 |
| Veolia Nuclear Solutions Inc. | 62 |
2 |
| Bengbu China Optoelectronic Technology Co., Ltd | 12 |
2 |
| Other owners | 60 |